Questions tagged [sus]

System Usability Scale, a common Usability comparison tool

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18 votes
5 answers

SUS Scores and Doubts

My team just started using the SUS to baseline our applications against each other. There are some doubts regarding the relation of the questions to web applications and web sites. At times study ...
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15 votes
5 answers

What to do if SUS scores contradict qualitative feedback?

TL;DR: qualitative data collected in a usability experiment seems to contradict the quantitative results of the SUS questionnaire. How can this discrepancy be reconciled? The following experiment is ...
ralien's user avatar
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11 votes
4 answers

What is the standardized german version of the system usability scale (SUS)?

I tried to find a standardized version of the system usability scale in German. Does one exist, and if yes, what is it. There were a lot of differences between the translations I found. possible ...
Roland Studer's user avatar
4 votes
2 answers

Where can I find existing System Usability Scale (SUS) results to compare against?

I'm looking for a resource of existing System Usability Scale (SUS) study results to compare against. I've read in a few papers/webpages that plenty of such data is available, unfortunately I can't ...
Steven Jeuris's user avatar
4 votes
1 answer

How many users do I need to run a SUS and get valid result?

I ran a System Usability Scale survey on my team (7 people) but I'm not sure that's enough to get relevant result and I didn't find any article recommending anything about the number of people to ...
Édouard Lopez's user avatar